About the Authors

Pak Cheung Ng

Contributed equally to this work with: Pak Cheung Ng, Kathy Yuen Yee Chan, Kam Tong Leung

pakcheungng@cuhk.edu.hk

Affiliation Department of Paediatrics, Prince of Wales Hospital, The Chinese University of Hong Kong, Shatin, NT, Hong Kong

Kathy Yuen Yee Chan

Contributed equally to this work with: Pak Cheung Ng, Kathy Yuen Yee Chan, Kam Tong Leung

‡ These authors are joint first authors on this work.

Affiliation Department of Paediatrics, Prince of Wales Hospital, The Chinese University of Hong Kong, Shatin, NT, Hong Kong

Kam Tong Leung

Contributed equally to this work with: Pak Cheung Ng, Kathy Yuen Yee Chan, Kam Tong Leung

‡ These authors are joint first authors on this work.

Affiliation Department of Paediatrics, Prince of Wales Hospital, The Chinese University of Hong Kong, Shatin, NT, Hong Kong

Yuk Him Tam

Affiliation Department of Surgery, Prince of Wales Hospital, The Chinese University of Hong Kong, Shatin, NT, Hong Kong

Terence Ping Yuen Ma

Affiliation Department of Paediatrics, Prince of Wales Hospital, The Chinese University of Hong Kong, Shatin, NT, Hong Kong

Hugh Simon Lam

Affiliation Department of Paediatrics, Prince of Wales Hospital, The Chinese University of Hong Kong, Shatin, NT, Hong Kong

Hon Ming Cheung

Affiliation Department of Paediatrics, Prince of Wales Hospital, The Chinese University of Hong Kong, Shatin, NT, Hong Kong

Kim Hung Lee

Affiliation Department of Surgery, Prince of Wales Hospital, The Chinese University of Hong Kong, Shatin, NT, Hong Kong

Ka Fai To

Affiliation Department of Anatomical and Cellular Pathology, Prince of Wales Hospital, The Chinese University of Hong Kong, Shatin, NT, Hong Kong

Karen Li

Affiliation Department of Paediatrics, Prince of Wales Hospital, The Chinese University of Hong Kong, Shatin, NT, Hong Kong

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PCN KYYC KL. Performed the experiments: KYYC KTL. Analyzed the data: PCN KYYC KL KTL. Contributed reagents/materials/analysis tools: TPYM HMC HSL KFT YHT KHL. Wrote the paper: PCN KYYC KL KTL. Recruited patients and analyzed clinical data: PCN TPYM HMC HSL KFT YHT KHL.